(3eUGOQ GdHMK Mhd GdScGf h GdJfejI aj efWbI GddLfI GdEbJUGOjI dZQHj BSjG (B/ s - (3GdCee GdeJMOI (B. (3GddLfI GdEbJUGOjI dZQHj BSjGs ((3HjQhJ (B:s (3GddLfI GdGbJUGOjI dZQHj BSjG,s, 1980)
Keywords: (3ZQH BSjGs; (3GdScGfs; (3GdHHdjhZQGajGJs; (3GdTQb GdGhSWs